Home / 25,556.94-38,301.39-14,456.70

Finding the Fourth Proportional to 25,556.94, 38,301.39 and 14,456.70

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Solution

The fourth proportional to 25,556.94, 38,301.39 and 14,456.70 is: 21,665.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,556.94 : 38,301.39 = 14,456.70 : x
  2. Step 2: Convert to fraction form
    25,556.94/38,301.39 = 14,456.70/x
  3. Step 3: Cross multiply
    25,556.94x = 38,301.39 × 14,456.70
  4. Step 4: Simplify right side
    25,556.94x = 553,711,704.81
  5. Step 5: Solve for x
    x = 553,711,704.81/25,556.94
  6. Step 6: Final answer
    x = 21,665.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.